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种子园去劣疏伐
释义
种子园去劣疏伐
Encyclopedia
农学
﹝良种生产﹞
释
roguing in seed orchard
种子园去劣疏伐
根据子代测定结果去除种子园中的劣类植株,以提高林内光照强度和光照时数,并提高群体遗传品质的管理措施。
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durability
durability design
durability design of concrete structures
durability design of hydraulic structures
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durability of building
durability of catalyst
durability of cement and concrete
durability of concrete
durability of internal combustion engine
durable consumer goods
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durable press grade
dural drains
duralumin
dural venous sinus
Durand Line
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Duranti, Luciana
duration
duration calculus
duration of annular phase
duration of eclipse
duration of foreigners stay in China
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